各位大哥大姐们帮帮忙啊！帮小妹我翻译几条英语，救命急用啊!小妹在此谢过了 急需要三角函数正割Sec和余割Csc的计算公式（各度数的计算...
\u5404\u4f4d\u8bf7\u7528\u82f1\u8bed\u5e2e\u6211\u7ffb\u8bd1\uff0c\u8003\u8bd5\u5168\u9760\u5b83\u4e86\uff0c\u5c0f\u59b9\u5728\u6b64\u8c22\u8fc7\u4e86\uff01Now more and more many people all raise the pet, generally raises thedog, raises the cat. I knew most exaggerates raises the tiger, butlooked the news is refers lets him raise in the home, does not let himcarry over them. But the present people raise dog's quality also towait for the enhancement. Comes out the dawdle dog, cannot pick dog'sbowel movement throws the trash can, therefore has on the pedestriancrossing which some gets down everywhere obviously the dog deng, theBeijing Olympic Games in namely, hoped everybody the element massenergy has the enhancement, lets us refuel together for Olympic Games!Also, raises the pet biggest merit is can exercise person's patienceand the compassion. You now raised the pet?
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sec0\u00b0=1\uff0csec30\u00b0=2/\u6839\u53f73\uff0csec45\u00b0=\u6839\u53f72\uff0csec60\u00b0=2
csc30\u00b0=2\uff0ccsc45\u00b0=\u6839\u53f72\uff0ccsc60\u00b0=2/\u6839\u53f73\uff0ccsc90\u00b0=1
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I am very happy to receive your letter.I has been thinking about the questions you brought up.
2.在我看来，你在国外学习完以后，应该要回来。
In my opinion, you should come back after you finished your study.
3.一个原因是你所学习的正是中国极其需要的，这会使你比较容易找到工作。
One reason is that what you have been studing is pretty needed in china, this makes you job-hunting easy.
4.实际上，我知道我们城市的一些大公司都很渴望聘请你这样的人。
Actually, I noticed that in my city lots of companies requiring such elites like you.
5.另一个理由是，这样让你更加方便地照顾你父母当他们老的时候
Another reason is that, if you come back you can better take care of your parebnts when they need you.
希望可以帮到你， 但写信的话，这样不是很符合英语的习惯！：）
1. I was very glad to receive your letter two weeks ago. I keep thinking about the question you asked me.
2. In my opinion, you should come back after studying abroad.
3. One reason is that what you study is what China need urgently, which will make it easy for you to find a job.
4. Actually, I know that some big companies in our city really want to recruit people like you.
5. Another reason is that it will be more convenient for you to look after your parents when they get old.
1.I was very glad that I recieved your letter two weeks ago, from then on, I kept thinking about the question that you asked me.
2.In my opinion, after you done your school work abroad, you might go back.
3.One of the reasons are, the stuffs that you are learning, the abilitie that you have now are lacked very much, so, it will be easier to find jobs in China.
4.In fact,I know there are several big company want to invite you to work for them.
5. There's another reason that I want tell you is, it will be more convenietto take care of your parents when they older.
绛旓細绛旓細I would like to do my homework銆傚弬鑰冭祫鏂欙細甯姪浜烘垜寰堝揩涔
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绛旓細1: Q=CMT=2100J/<kg/c>*0.02*20=840j 2:璁鹃渶瑕佹按鐨勮川閲忎负m 鍒,鐢盦=CmT寰 m=Q/cT=840/<4200*5>=0.04KG=40g PS: 姘寸殑姣旂儹瀹规槸4200.鍐扮殑姣旂儹瀹规槸2100
